Magnum 360 heads hp gain. I have a bone stock ATK remanufactured 318 155 stock hp.

Magnum 360 heads hp gain 92/1. 02 valves, ported to the max M1 dual plane intake Holley 3310 750cfm vaccumn secondary's 1" carb spacer MSD Ignition, 6AL, Blaster 2 coil, 8534 Dist. the magnum stuff cc'd around 153. A '97 Magnum off of a 5. 7 head vs a 80s smogger 360 head sometime. Jun 10, 2014 · Yes, if you change pistons, the gain will be greater, but whoever said that you will loose power with stock pistons is insane. in 1978. 576 238°@. With stock flat tops you can run a cam as big as the mopar 292 . For more power from the heads, nothing more than a good valve job is needed. 88 heads do that maybe 380 hp, ported Ive always heard LA does better but stock seems the Magnums Designed for the Magnum 318, 360, 5. Those stock heads are a little better than stock LA heads. Head Gasket: Fel-Pro #1008. Accepts 360-3 Indy oval or any W-2 aftermarket intake. They do flow better on the exhaust side. 23 gears Sep 9, 2008 · Magnum heads are the best flowing of the factory sb heads and have much much more detonation resistant chamber design than J heads or any of the 340/360 open chamber heads for that matter. 050 (Int/Exh): 210/218; Gross Valve Lift (Int/Exh): . Last point,swapping a stock set of magnum heads for a Magnum R/T or the EQ's or RHS heads should be a good move for most and I do not mean that I wouldn't do so as well,so please don't take this the wrong way. 6 roller rockers and a valve spring upgrade. 9L Magnum heads $100. Found a 1985 fifth avenue that has a bad trans. If they have 2. Feb 1, 2014 · look at the 318 head porting post at the top of this forum "small block tech". At this point I'm curious about building a 408. 8 Jul 1, 2004 · Now, we've already stated the production Magnum head can support 400 hp, and maybe that power potential seems like plenty for the average street mill. 9V8 running on premium fuel is relatively easy. at 4400 rpm. No porting. 50 • Rocker Arms: Steel 1. IMO the cost difference in doing the magnum heads, wasnt a huge gain Mar 30, 2012 · PPP stage 3 big valve heads, Howards cam 219/227 . While it was apart, we couldn't help but look at those Magnum heads Find DODGE 5. If you have the heads, and want to bolt them on your engine, you will increase your horsepower for sure. A nice slight gain above what the heads can Jun 20, 2020 · Recently, in one of my fits of boredom, I grabbed a spare test head. I have a bone stock ATK remanufactured 318 155 stock hp. ) --> Tq/Hp estimate is about 425Lbft / 400hp gross. I have read guys have been running 100 horsepower per cylinder but I don't know if that's at the wheels or at the crank. with mild port work and 360 valves installed power went from 290hp(360 heads) to 330hp(318 heads) gain of 40hp. If 400+ plus horsepower is your goal for your Dodge 360 engine or your 318, as you’ve read and watched from the above video, this can be achieved on a budget. Oddly enough, I just seen the new engine masters where they make 360-365 hp from a 5. for street use they say the bowl diameter should be around 85-88% of intake valve diameter based on maximum valve lift. anyone use these heads on a 360 magnum engine? just wondering how well they work. With 100 HP gained, you would think torq did the same but my combo didn't improve in that area. 02 Aug 4, 2005 · Post subject: 360 heads on a 318? Post Posted: Thu Aug 04, 2005 5:22 pm . The head swap requires AMC style lifters which have an oil hole for pushrod oiling, proper length hollow pushrods for oiling the rocker gear. 625 59 Degree 360 Magnum Block Eagle Cast Crank 3. I am using magnum heads on an LA 360 but the engine was built with the heads in mind. In this case my heads flowed 210 cfm @28". Heads are ONE of the reasons the 5. That camshaft already tagged 450 tq. 492/. 360 vs 408: 408 has more volume to generate more torque. 00/pr. &Ex. 035 off the heads before install. 55 geared Ram 2wd. Lots of $$$$ spent for not much gain. The Magnums were much stronger with the same cams, more compression, and 1. Jul 2, 2023 · comp, . Jan 27, 2016 · This is what I did to my 2003 360 300 HP Magnum Crate: 360 Magnum roller, 9. Our Brisk 360-degree Chris-Craft KBL Regular Heads plug is the perfect choice to replace your Bike engine’s plugs. 6:1 360 with that head and cam combo should have been 400-425 hp, correct me if I'm wrong! How much would I gain with a 408? Aug 30, 2012 · The Magnum heads on the 360 I just sold worked very well. Jul 14, 2004 · Curious as to whether anyone has any experience with smog-legal shorty headers on a 360 Magnum. 9 with only a 750 AFB, RPM, Hooker Super Comp headers at 1-3/4 into a 2-1/2 dual exhaust. I have the 360/380 hp crate engine and saw these with a stage 1 port job, just wondering if I would benefit if I bought and installed these over the heads that came on the crate engine 302 heads $250. The Magnum 360 provided more horsepower and torque, making it a popular choice for Dodge trucks. 50 Oct 15, 2020 · Before it was a 396 with stock 781 heads and flat tappet 224°@. This head is a direct replacement head for Magnum engines, but it can also be used on LA engines. of Feb 13, 2022 · 360 heads on a stock 318 equals really low compression probably in the 7:2:1 range, pretty much loss of low end but you gain high end. 6 rockers, total lift . Head Bolts: ARP #360-16. the bigger 2. 2 and 3mph). A 318 magnum headed in Mopar Muscle made 400 hp. A 318 wouldn't be as much. but keep in mind the roller La 318 had taller pistons and actually were 0. 9 with 1. Jack Mar 17, 2006 · They used stock ignition, a TQuad, and generic headers with no spacer. 5 angle valve job with 70 degree bowl cut and bowls opened to about 88-90 percent of seat size, chambers unshrouded and last seat angle cut blended into them, and heads decked to raise compression, then 50 hp may not be out of the question. 02x1. 02 actually eats up more bowl volume than the 1. Feb 18, 2010 · Supposedly Magnum heads outflow traditional LA heads, but I can scarcely see how. which IMHO = more flow with the valve size in between the LA 1. Feb 17, 2019 · My . 0-1. 3 ft/lb at 3300 rpm. The stock heads provided more torque off the line and a great midrange over the 360 heads, while the 360 head did better up top and only showed a mild difference in MPH but not so much in actual ET at the 1/4's end. (Image/Richard Holdener) After running the two sets of stock manifolds, we installed a set of long-tube headers designed for a small-block Duster application. 16 lbs-ft per cid Add for Cr and head flow. Nov 24, 2005 · Here is my 360 with magnum heads and the Professional Products CrossWind intake. Rationalization: don't need aluminum heads due to no need for high RPM breathing. 512- . I have removed all smog parts, added headers, dual exhaust, 4 barrel intake and fitech fuel injection system good for up to 400 hp. but i May 1, 2022 · Redo the heads. 78/1. 9L Magnum small-block V8. Nov 20, 2021 · The cams I listed will do the job. Mar 15, 2017 · the 89-91 #308 360 head is on par with a 340 X head for flow. 92 valve. -lbs. output will safely crest between 400 hp (for a 5 I have run every combo in the years past (25 to be exact) and simply put, you always needed a set of steep gears and convertor to make up the low end loss on the shorter runner manifolds at lower rpm. 55 gears, 33" tires Flowmaster Cat-backs Jacobs 8. Offline: TBI Slant 6: Joined: Wed Jan 12, 2005 9:49 pm Posts: 101 Location: Washington Mar 26, 2005 · 360 heads is a great bolt on swap for an hp gain. 318 2 barrel heads wouldn't be adequate- they'll be the major Jul 1, 2005 · The engine was good for 400 hp, but a flaw in the cylinder wall of one hole meant it needed to be torn down for a sleeve. that reached 400 HP with small port heads. My point is swapping heads from 360 head to some other 340 or 360 head isn't going to do you much good. Jun 16, 2014 · Run with the ported heads, the stroker produced 527 horsepower at 6,500 rpm, and 451 lb-ft of torque at 5,500 rpm, a gain of 41 horsepower, and 25 lb-ft of torque. L. Comp cams XE268H, 1. 00/pr, 5. The factory engine in my car was 230. Mopar Performance used to sell new 302 casting 318 heads that had been ported and stated they were better for power than 340 / 360 heads. 1 intake & 85mm throttle body, LMI 4" true CAI, MSD "Blaster" coils, JBA headers & mids, Corsa exhaust, Paramount series 55 transmission, "Dominator" torque converter & stage 2 valve body, KW V2 coilovers, Eibach sways, BWoody links, Razorsedge brace, 226mm Getrag 3. May 16, 2004 · I think an argument can be made for port velocity at low RPM versus valve size. 010, . 040) on stock block 318's and have always picked up noticeable hp. 9L/360 Mopar small block Magnum Parts and Accessories Cylinder Head, PowerPort® 365 4 days ago · Find DODGE 5. Jan 21, 2010 · Engine Quest has magnum heads with magnum R/A, flow better than most other magnum heads and come with either "A" engine intake bolt latout or magnum intake bolt layout; with this you can use the "A" engine layout and use a 6-pak intake, tunnel ram intake or the rare Street Tunnel Ram intake, along with single or dual plane. At 0. May 18, 2014 · But if I were to go cheap on a 318 build again and the heads are off, just do the smart thing and put the 1. The torq wasn't where I wanted it to be at that time. 3/4 reach gasket seat spark plugs. 974- heads 1974-75 to Magnum heads or an aftermarket head with closed chambers to Jan 24, 2020 · Hi all I have a quick question I have a brand new Mopar performance 360/380 hp Crate motor I bought off a guy who never used it still in the blue crate . Engineering development allows larger horsepower gains to be achieved with minor modifications. but the Magnum R/T's superior ports will make Apr 12, 2010 · The number I hear most often is swapping magnum heads onto a 360 with no other changes is worth 20 HP. Mar 5, 2017 · New questions Wondering about cam and heads If I use the stock heads (if not cracked) Vs engine quest heads what will I lose hp wise New cam in both theoretical applications As I undersand I can run more lift with the engine quest heads but how much net gain will I recive over stock Aug 18, 2004 · All this for a whopping 322 HP to wheels and improved my gains early in the curve as well. While the cylinder head numbers suggest a possible certain amount of power possible, it would be easier to make the possible power on a larger engine rather than a smaller engine. Jan 20, 2018 · I’m looking at this cam for my build: High Efficiency Retro-Fit Hydraulic Roller Cam - Chrysler 273-360 276/284 - Lunati Power Stock rebuild magnum 360 with eq heads, block was good just needs basic prep. Intake Gasket: Indy #278. The intake runner is as wide as my thumb, and I do not have Megan Fox's thumb. 568-inch lift via a set of Comp Jul 18, 2006 · There is another thread that covers this same topic. Oct 12, 2009 · I agree with the Alaskan. * Cylinder heads: New upgraded Engine Quest cast iron 62cc/172cc 1. "Mag engine as is, stock injected, is 230hp. it's too small for my interest/$$$$ Just mic across the valves if you have the headsand there will be ur answer. 2 hp at 4300 rpm, and a stout 371. 984" Forged Pistons 9. 400 Hp is obtainable with a 360 and magnum heads. 2, and 5. 573/. -ft. Sep 9, 2022 · This week we got the top end of the Barracuda's 380 horsepower Mopar 360 crate engine replaced to gain as much power as we can for our race against @BadTreeP Nov 22, 2004 · That is the motor it is the 380 horsepower "For those who want more horsepower, Mopar Performance Parts offers an even hotter Magnum 360. this was due to 2 things. There were 2. Jan 21, 2023 · However those heads are going to be tough to beat for a street cruiser. Oct 30, 2024 · Magnum 360 (1992–2003): This updated version featured several improvements, including redesigned cylinder heads and a more efficient fuel injection system. 6:1 compression. Get a camshaft tailored properly and you have port velocity-based performance. lol The 2. The headers improved the power output of the 360 Magnum to 301 hp and 403 lb. Jun 27, 2017 · With the easy horsepower gains on the last tune I ended up stopping it at 620 rear wheel horsepower as the A518 stock transmission started to struggle. 02 at 155cc. The good 302 and 308 casting 318 heads are more modern than 360 heads. Quirky. Cylinder head flow at; 220 x 2 = 440 hp 280 x 2 = 560 hp 300 x 2 = 600 hp Etc. Bal Eagle I-Beam Rods 6. 050, with . The cam he uses is about half of what a 400 hp magnum uses, plus stock cam are so weak doesn't take much to be a big improvement. I never had the heads apart so I can't say all that was done. used 360 heads and used the stock #302 casting 318 heads. Take about . Mar 31, 2021 · A 360 cubic inch engine at; CID X’s 2 = 720 hp. P. 2L/1993–03 5. So the 320 motor could dyno out at 339 HP if you use the same difference in rating from the mopar catalog to actual. If the 87 AHB with a carbed motor with 360 heads, is 10 HP less than a 318 carbed truck. 450/455 268/272 mopar cam little bigger cam and a single plane would have broke 400 hp ( checked at Westech chassis dyno ). 0 to 1, vs. Mopar uses the same magnum head for either 5. For us, that is a righteous gain for a well-selected assortment of out-of-the-box aftermarket Jul 24, 2013 · Good 400+ HP 360 build. Stock replacement pistons and rings in std bore. Rig in question: My daily driver, 2000 Ram 1500 Sport Quad Cab 4x4, 360 magnum, 46RE (auto-OD), 3. For more gains port the exhaust side only. CC size isn't the only role in a performance engine. Key Features Superior Durability: Constructed from high-strength materials, this cylinder head is much thicker and stronger in all the critical areas compared to the factory head, ensuring long-lasting Oct 25, 2024 · 318 + 4bl = DOG , and the main reason for that is the "small" port heads [ compared to 340-360 ] the 1964 to 1987 318's were straddled with tiny port heads to improve gas mileage and torque [ they did a decent job at it too ] so what turns the 318 into a DOG is 90% of 4 barrel intakes have the 340-360 Large ports , this causes intake turbulence Jan 21, 2003 · the magnum heads are swirl port technology and yes they will out flow the the older 302 and 308 heads and they have larger valves stock with closed chambers and will increese compresion. You don’t need to run closed chambered heads. 9 Magnum. The Chrysler 5. I'm thinking to bolt a Hughes AirGap onto a pair of Trick Flow cylinder heads, swap in a cam that'll match nicely (I'm leaning towards Hi-PoTek, but Ryan does offer cams now too, and they're certainly worth a look), then bolt a nice, big throttle body on top. As I went through my normal process of grinding and testing, I discovered how this head responds to changes. 480/. The type of gains you're going to want to feel, seat of pants, are realistically going to be low rpm to midrange torque. I equipped my stock 5. 60" valves on your fast velocity 318 heads, while opening it up in the bowls a bit, port match at the flanges, deck those heads about 0. Nov 8, 2016 · Ported 318 heads is a win tie situation, gain cfm break even on cr. 028 head gasket, stock valves, MP crate motor springs, ported by me at home. . Going to be hard pressed to beat the stock magnum heads in that space, for the money you're budgeting. 75 to 1 Comp Hydraulic Roller . Valve guides 11/32 solid bronze. 571/. Depends upon how far you go. I enjoy this sort of thing. 3:1, OEM magnum heads milled . As stated prior be careful with that compression ratio. 509 Dynomax Mar 28, 2006 · Only a swirl port and overall has less intake flow due to larger pushrod holes. 512/. 2 or 5. So to convert, you simply multiply your number by 1. 50 each and the manifold was 200. 600/. 02 valve. He was also asking about 360 heads on a 318. May 1, 2017 · The EngineQuest Magnum CH318B cast-iron cylinder head is a great starting point for an affordable, high-performance 5. 91 LSD, Wilwood "plus 2" big brake kit Jan 31, 2012 · I havent messed with the lil 273, though it's a small bore 318/340. 040 in the hole. Aug 13, 2023 · • Cam Specs: OE Magnum grind • Timing Chain: Double roller • Cylinder Heads: OE Magnum cast iron 65cc 1. Also, there is an article from one of the mopar magazines about magnum head porting. 255 cfm worth of fun with a stock 1. 88/1. Possibly more cam. I have wondered whether it is possible to fit the better flowing Jeep cast iron exhaust manifolds on a Ram truck engine by putting them on backwards and Head bolt pattern std. 9L/360 Cylinder Heads and get Trick Flow Makes Serious Horsepower! Head Gasket, Multi-Later Steel, MLS, 4. I have been thinking that a good head for a torque monster 360 might be a 302 with 1. I have done both heads on a 318. That means, bone stock intake manifold, stock 1. Head bolt torque 95 ft. Magnum R/T heads have larger intake ports than the production heads. 5 mm wires Jet Chip K&N Otherwise bone stock. Find Parts and Accessories and get Trick Flow Makes Serious Horsepower! 5. Aftermarket heads are cut to run bigger valves, so they need to be matched. 2 (318) and 5. 53mm is about as big as Jan 6, 2025 · Find CHRYSLER 5. 5 compression ratio short block Putting into a Duster as a street / strip project, hoping to get about 420-450 hp out of the motor I will be doing some of freeway driving, about 50 miles a week and will need to run on only pump gas My options are Magnum R May 6, 2008 · The cam, heads, intake, and valvetrain package was worth a staggering 129 hp on the stock Magnum mill. 180. 450" of lift my stock cracked Magnum heads flowed 176-178 CFM @ 20". It will be reused along with the edelbrock heads with minor port work. 230 M. Mar 1, 2023 · I actually have around the same horsepower goals in mind. So running a UTP450 cam on stock Magnum Heads with shorty headers and a tune resulted in the following dyno: 254 horsepower and 348 torque. You typically see a 20-30 HP gain by bolting on magnum heads. Small Block Mopar Magnum Engine Quest Iron Ram Heads Level 2 ported For those that want an iron head that delivers serous airflow we offer the iron stealth heads in a level 2 port configuration. It's quite a ways off, but it's something to aim for. Aug 17, 2020 · Isn't the Mopar 360 "Magnum" a Big-Block? can be modified to produce significant gains in flow. Oct 10, 2020 · I did mean stock there worth 30-40 hp The main power increase from LA 360 to Magnum were from the heads and the little bump in CR the cam is pretty similar between the two. That puts my portwork at 239 cfm. 00 1971 Duster 383 runs 7. Compressed Thickness Dec 19, 2012 · LA 360 bored . (I have 2 pairs) daniel_depetro: Rear Wheel Drive - Parts for Sale: 0: 03-05-2008 11:35 AM: 360 R/T heads vs 318 magnum heads: racintracy: Dakota Truck Forum: 7: 08-04-2004 05:12 PM: Hemi heads vs. Trust me. the push rods are 60 bucks and the lifters 2. 6 Pedestal Rockers • Oil Pan: OE front sump 5qt • Oil Pump: Melling STD volume • Flexplate/Flywheel: Internally balanced – Pioneer #FRA-478 (requires Ext. Find DODGE 5. 7 hemis make 400 hp with good manners as well. 88 valve heads cc'd around 160, with the 2. Aug 21, 2004 · Originally posted by LA360Dart I made 370 hp with 365 ci nonported magnum heads, dual plane M1 625 cfm Road Demon and . the #308 has a revised exhaust shape to gain flow. Bore, . Small Block Mopar LA Heads Conclusion. Its amazing. 8. Nov 14, 2023 · Over the years Dulcich and Mopar Action ehrenberg have proven this- the memorable one being Dulcichs 400hpo 318 and ebergs 71 cuda convertible picking up 50 hp. 9 engines so the flow is there. For us, that is a righteous gain for a well-selected assortment of out-of-the-box aftermarket Oct 4, 2012 · what kind of hp gain would you get on a mild 360 magnum by installing out of the box RHS iron heads??? I saw a dyno test with Edelbrocks and they were worth 50 hp Mar 9, 2010 · I was wondering if sticking Magnum 318 or 360 heads on the LA motor would gain any power or if it would even be worth the hassle? I looked around and saw a topic that said around a 10-15 HP gain, but i dont know if its accurate. 02 valves it would be even better. Dec 17, 2020 · The cam, heads, intake, and valvetrain package was worth a staggering 129 hp on the stock Magnum mill. Mar 3, 2019 · The EQ Magnum heads are a direct replacement for the 5. lbs. mopar was getting ready for the magnum head which has that same exhaust port/runner shape and a closed chamber using a 1. 050 . 230/. 9L/360 Mopar small block Magnum Cylinder Heads and get Free Shipping on Orders Over $109 at Summit Racing! FINAL DAY! $20 Off $250 $40 Off $500 / $80 Off $1,000 - Use Promo Code: GETREADY Feb 20, 2008 · Sorry. 360, . look under "smog pump problems" . Head Studs: ARP #360-17. 492; LSA/ICL: 112/106; Valve Lash (Int Feb 13, 2012 · 360 w/ 340x heads Performance Talk and were rated 175 hp. Thanks. It does have better exhaust flow. So yes porting will improve on gains either way you see it but it can come at a price though. 050 cam survived the carnage. You have an earlier 360 block; you have the options of using more A block components including a great selection of intakes. 080 in. balanced converter) Aug 17, 2021 · I wish they were 175cc. 02 intakes installed, the intake and head were port matched, there was some work done in the bowl area and there was work done in the P/R pinch area. if I pull the heads and replace them with the best trick flow heads What will I gain or will I gain anything in horse power thank you Dec 27, 2015 · 360/Magnum heads would be fine for a stroker out of the box. 92" untouched Magnum heads with 1. 508 but I would not use that in a 318. 510 lift (both Int. Nov 24, 2024 · The heads should just be well prepped and looked at. 4 days ago · ATK High Performance Chrysler 360 Magnum 350 HP Base Long Block Crate Engines. 2L/5. Saying that before I knew about the CR situation I've and people I know have done the 360 head swap and have made power. 040 in. Simply bolting on the aftermarket heads after having them checked over will net you a good noticeable increase in power and performance too. present day heads: goose: Performance Talk: 7: 11-11-2001 01:43 AM: ported 452 heads vs Jun 1, 2007 · they built a mild 318 and compared heads. 480 hydraulic roller cam, Dodge 360 - Google Search Probably This cam Stock 5. Our testing produced 380 horsepower at 5300 rpm, with peak torque output of 410 ft. It will be a cruiser, never seeing strip time (below 4500 RPM). The 360 in the Ramus has really low compression forged pistons, and a little boost in compression might be the ticket. May 1, 2001 · Speculation in the dyno room placed expectations on the stock 360 at around 180 hp. 9 L Magnum engine is equipped with a multi-point fuel injection system and a mechanically timed electrical ignition system with an ignition coil and mechanical distributor. Feb 14, 2024 · We know magnum heads and cr are able to make at least 400 hp which is a 100 hp over what a stock cammed magnum with 4bbl and headers which is about 20 hp over stock intake and exhaust. 360 magnum engine, mutha thumpr hyd roller, ported Magnum heads, Eddy air gap, 800 Eddy Thunder carb, big tube headers. The best swap would be magnum head win win gain both cr and cfm. 025", which I believe gets your CR over 9, add a cheap cast iron 4 bbl ported as well and a carb 360" Magnum 380 HP @5500 RPM, 415 Torque@ 3200 RPM Indy MA-X Heads 2. 62 valves. the slightly smaller ports allowed a higher velocity and the chamber design from the later LA318s is better May 7, 2012 · A better deal if you are looking for more horsepower might be some of the aftermarket aluminum Magnum heads which are actually pretty affordable and have some nice gains in them as well. 02 versions go over 210 cfm and some as a high as 228cfm The tulip 2. 360 is a win lose situation gain hp on cfm and lose hp on cr. 9 V8 OHV engines, these high-performance cylinder heads offer exceptional quality and efficiency. I can buy the car for $500 but I looked online and its only 150hp. Apr 27, 2022 · Magnum R/T cylinder heads are high-performance heavy-duty cast-iron heads that increase output of Magnum engines by about 20 hp. With a 360 block, use 360 head gaskets regardless of heads. 6 rockers since the heads flowed as well. stock la 360 1. The big port heads are not to terrible to run and drive with. They flow decently enough- the reason the 360 heads were usually anemic is because most had around 8:1. This head delivers 290 cfm and is capable of supporting over 600 horsepower. 123X. That engine is @ 9. 10 bolt or aftermarket 18 bolt. 58" Ext. 88 valves, matched to the 360 intake manifold port sizes. Categories; CHRYSLER 5. Wondering what the hp gain would be with a 4bbl intake and carb. The difference is the 320 motor has the R/T heads. would an edelbrock top end kit get me anywhere close or is there an easier or cheaper way? im realistic and am only shooting for 400, anything over 300 May 7, 2005 · MAGNUM CAST IRON CYLINDER HEADS Cast iron 1992–02 5. The one Richard used is not far off the one I used in my mild 360 magnum build: Advertised Duration (Int/Exh): 276/284; Duration @ . Aug 24, 2021 · 360 magnum Stock block, pistons, heads, crank Adv cam specs 274/498 intake 286/512 exh Air gap 750 holley Dougs D453 1 5/8 headers 150 shot of nitrous Im hoping for 500 hp will the heads allow it Dec 16, 2016 · Max HP is not the goal, but torque below 2500RPM is. i switch from ported 308 on my 360 to magnums that i allso ported and polished and it runs much better more torch and top end. Exhaust Header Gasket: #282. I will change to a 496 with dyno shown 675LbFt/670Hp // track shown below 10s in a prepped chassis. Apr 1, 2005 · My base engine / Application: amount for heads: $1400(pair, about) NEW 360 Mopar Magnum 9. 02 factory tulip valve eats up a lot of bowl volume'so much for the too much intake port Nov 21, 2021 · I will have to use magnum heads and lifters with the oiling going through the pushrods along with other magnum components. Blending the intake bowl. The IMM-prepped EQ Magnum head supports flow for over 400 hp with larger stainless Ferrea Jun 2, 2022 · He is who I bought my set of EQ heads from and the last Mopar he ran was a Chinese EQ-headed Magnum 360 and he dominated, he even winds it to 7,500 rpm and bounces off the chip. of torque. Clemons 1988 Ramcharger AW450-318EFI-NP435 4 speed-NP205 Transfer Case-Dana 60s-Braden Wormdrive Front Winch Feb 24, 2010 · I was going through some old threads and found this one about what makes the 360 Magnum 300 HP crate motor. Black Magnum Valve Covers Stock Oil Pan & Pickup 600 CFM Edelbrock Carb Edelbrock Dual Plane Distributor & ICH Wires Jun 3, 2013 · The engine features box stock Edelbrock Magnum heads, and a custom Comp Cams hydraulic roller cam speccing out to 224/230-degrees duration at . In your case, like Seahawk said, the 360 heads have a larger combustian chamber so you will lose some compression, but I think in the real world, you may never notice it. I have built may a healthy 318, with Jul 25, 2006 · The aftermarket RT or aluminum Magnum heads are also supposed to be good for about 20 hp gain, so it appears getting to 300 hp on a Magnum 5. 040 over KB pistons, final compression 10. By simply placing a dual plane M1 carb intake on top (using stock truck mag roller cam/long block) hp bumps up to 300, and is what the mopar performance "300hp crate motor" is. 9L/360 Cylinder Heads and get Trick Flow Makes Serious Horsepower! 1-330-630-1555 • 1-888-841-6556. Oct 15, 2017 · Looking for a 318 to swap in a mid 60's dodge car inorder to get the car to move under its own power. 10 Aug 5, 2021 · Mopar should have sold only one crate 360 and used that cam, instead of one with no cam and one with too much cam. 88 and 2. 9 (360) Magnum which are prone to cracking issues. It needs lots of compression and has no bottom end to Jul 22, 2005 · 05 SRT8 Magnum 05 Hemi Durango 1998 Twin Turbo GTS - fast 1963 Dodge 880 9 passenger wagon 440 1965 Barracuda 360 66 A100 van 1971 Demon 440 1971 Duster 360 crate motor race car 7. We know the magnums can do over 400 hp stock, I haven't seen stock 1. The heads are capable as cast to support over 400hp easy. The 360 shattered that assumption, and belted out a solid 266. The 380 horse motor is now 390 with the R/T heads, and the 395 motor had aluminum magnum heads on it now discontinued. Im throwing in a mild cam, so that will give me a little bit, just wondering if any head swap would give me anymore? Jun 26, 2009 · After swapping converter,cam,tune we found some small gains(. How much material is there in the pushrod pinch area for porting? Does anyone have any pictures of home ported heads; how much benefit (HP and TQ) do basic ported heads offer? Jan 15, 2019 · wanting to get close to 400 hp. I'm thinking the 10. 88 and is about the same bowl size aside for the minor throat plunge front the factory. 5 to 1 Magnum heads, 2. 9L/360 Cylinder Heads. We have bolted on 340 heads, 360 heads (cut . Oct 8, 2021 · The larger (earlier) manifolds offered small gains, with peaks of 294 hp and 394 lb. 030 over, EQ Magnum heads, Hooker Headers, true dual exhaust, Holley 4160 w/Truck Avenger parts, Edelbrock Performer dual plane intake, StreetFire ignition box & MSD coil 208 t-case/727A trans w/3. 9l short block Makes 350 hp at 5000 rpm 367 tq at 5000 rpm 88% of peak tq 417 tq peak at about 3700 rpm 1. 9L/360 Mopar small block Magnum Edelbrock Cylinder Heads and get Free Shipping on Orders Over $109 at Summit Racing! More Power in Every Purchase - Join the Summit Rewards Program Today! Vehicle/Engine Search Vehicle/Engine Search Make/Model Search Jan 3, 2025 · The Chrysler 360 Magnum features a cast-iron block and two cast-iron heads with a single camshaft (OHV) and two valves per cylinder (16 valves in total). (per Allpar) The other differences in the 1980 versions were lower compression (8. Cracks grow up into the bowl where there is water, beyond the seat there is plenty of water in a mopar head. Jul 30, 2020 · What are the advantages and disadvantages of running 360 La heads on a 318La. These heads feature: • Higher airflow and performance over the stock 360 (pre-Magnum) cast iron heads • Economical Magnum valve gear options Feb 9, 2006 · magnum 360/non-magnum 360 heads Jump to Latest 2K views 1 reply 2 participants last post by 6stringer Feb 9, 2006 Dec 27, 2024 · Created for a super high Horsepower, with no compromise ignition, these deliver the highest overall performance to the spark gap over any competing design guaranteed. The biggest advantage is the closed chambers, they allow you to run higher compression without the fear of detonation. Look up the flow specs for a 5. The issue is parts availability versus budget. With a 360 intake manifold, use 360 intake gaskets, regardless of heads. 92 intake valve and not the 2. Magnum heads don't flow as good on average to a 340 head on the intake side. 9L Magnum cylinder heads fit right out of the box with no modifications on all Magnum crate engines and Magnum engines. I had fun with it. Apr 1, 2018 · So this month, we are taking a 360, performing a fresh rebuild and using the same formula we used in testing the UTP450 camshaft, installing it in a normal 3. Hello 400 plus. Our flowbench up here at 5000 feet in altitude will not pull 28" as most sea level shops use. 575 112 +4, MMPG stage 1+ ported 6. xbevme kvgjti gfiw omun jdihpw vmfsu okaoiz uzrf ayz ayrsehcm